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• Useless triangle
  When a [[piece]]'s neighboring [[hex (board element)|hexes]] are occupied by the opponent's pieces (and/or the opponent's edge) in such a way that th
  1 KB (230 words) - 01:47, 12 September 2021
• Cornering
  ...'': when the attacker [[ladder handling|breaks the ladder]] by playing one hex ahead. This usually results in a ladder for the opponent. Example: ...emplate IV2b]]. The shaded area is not required for this - i.e., it can be occupied by Blue - although depending on what's to the left, 13 may again be threate
  4 KB (799 words) - 14:57, 18 November 2023
• Climbing
  ...ushes the ladder to a certain point, then ''pivots'', often by playing one hex ahead of the ladder. The defender must close the gap between the ladder and ...stone on the 6th row. The shaded cells are not needed for this and can be occupied by Blue.
  14 KB (2,655 words) - 12:53, 27 April 2024
• Territory
  ...ne territory is to say that it is the set of [[Hex (board element)|hexes]] occupied by the player, plus any empty hexes adjacent to them.
  1 KB (218 words) - 22:20, 21 December 2023
• Intermediate (strategy guide)
  ...uired is called the '''loose connection''' — a [[Hex (board element)|hex]] that is a bridge plus an adjacent step away. When a piece's neighboring hexes are [[occupied hex|filled]] by the [[opponent]] such that that piece has only two empty neighb
  26 KB (4,694 words) - 01:56, 18 May 2022
• Chain
  ...nt'' if they are right next to each other. A '''chain''' is a set of cells occupied by one [[player]] in which every two [[piece|pieces]] are connected by a un
  512 B (87 words) - 18:34, 28 December 2020
• Template
  ...nt part of the template and must not be ignored. If any of these cells are occupied by the opponent, the template is no longer valid. * [https://www.drking.org.uk/hexagons/hex/templates.html David King's Hex template page]
  3 KB (494 words) - 20:01, 19 February 2024
• Third row edge templates
  The shaded hex is not part of the template and can be occupied by Blue. The shaded hex is not part of the template and can be occupied by Blue.
  2 KB (289 words) - 23:25, 17 August 2022
• Foiling
  <hex>C8 R8 Q1 Vc6 Hb8 Vf6 He6 Vf3 Vd4 Hd6 Hc1</hex> <hex>C8 R8 Q1 Vc6 Hb8 Vf6 He6 Vf3 Vd4 Hd6 Hc1 He7</hex>
  6 KB (1,124 words) - 02:36, 8 January 2023
• Hex theory
  ...h absolute certainty. Whether this makes Hex a [[why did you start playing Hex|better game]] is of course debatable, but many find this attribute charming This page discusses some of the known properties of Hex.
  10 KB (1,737 words) - 02:19, 26 April 2024
• Open problems
  ...versely, is it true that, for example, c3 is a winning first move on every Hex board of size at least 5? * Is the [[center opening|center hex]] on every Hex board of [[Board_size|odd size]] a winning opening move?
  4 KB (645 words) - 02:14, 9 November 2023
• Equivalent patterns
  ...'''equivalent patterns''' if, when one of them occurs embedded in ''any'' Hex board, it could be replaced by the other and the side who has winning strat The knowledge of equivalent patterns turns out to be very useful for playing Hex, because it allows the player to disregard some pieces in the board, or pru
  13 KB (2,546 words) - 02:17, 9 May 2023
• Smart Game Format
  ...game of [[Go]], but has been adapted for a number of other games including Hex. Games stored in the SGF format can easily be emailed, posted or processed * Point. This is the name of a cell on the Hex board. Following standard Hex [[conventions]], a cell is named by a column label (one or more letters) fo
  16 KB (2,720 words) - 14:16, 8 January 2023
• Corner template
  ...ee sides, and a corner links 2 edges. Similarly to [[edge template]]s in [[Hex]] there are '''corner templates''' in [[Y]]. ...corner template. Any shaded hexes are not part of the template, and can be occupied by Blue.
  3 KB (414 words) - 23:03, 28 December 2020
• Connection
  ...sequence of adjacent pieces of the same color. In order to win the game of Hex, a player must construct a chain connecting her two edges. ...n two (or more) pieces consists of a set of cells that are either empty or occupied by pieces of the same color (the "carrier" of the virtual connection), such
  1 KB (223 words) - 21:09, 5 July 2020
• AND and OR rules
  ...''x'' nor ''y''. Each of the cells ''x'' and ''y'' may either be empty or occupied by Red. We say that ''E'' is a '''virtual connection''' between ''x'' and ' ...l connection if ''E''₁ and ''E''₂ are virtual connections and ''y'' is occupied by Red.
  8 KB (1,312 words) - 19:01, 7 October 2023
• Edge template III1b
  ...e]] with one stone. The shaded cell is not part of the template and can be occupied by Blue. ...n easy direct connection. Because there is no common [[hex (board element)|hex]] used in both threats, Blue cannot prevent Red from linking to the bottom.
  830 B (141 words) - 05:32, 9 December 2020
• Dead cell
  ...colour does not affect the outcome of the game. More formally, in a given Hex position, a cell is ''dead'' if for every way of filling all empty cells of ...only been included for context; they do not need to be empty. They can be occupied by stones of either color or even be outside the board.
  5 KB (925 words) - 16:30, 25 May 2023
• Bridg-It
  '''Bridg-It''', also known as '''Gale''', is a connection game, similar to [[Hex]]. It was invented by the mathematician [[David Gale]], and was described, ...must not cross each other, which means that every center point can only be occupied by one of the players.
  6 KB (1,060 words) - 04:11, 30 May 2023
• Edge template IV1b
  The shaded hex is not part of the template and can be occupied by Blue. Because there is no common [[hex (board element)|hex]] used in both threats, Blue cannot prevent Red from connecting to the bott
  883 B (162 words) - 04:55, 12 December 2020
• New board diagrams
  ''For information on the old diagram facility, see [[Help:Hex]].'' Both empty cells and occupied cells can be labelled. To remove a label, just specify the corresponding ce
  10 KB (1,738 words) - 04:24, 5 February 2023
• Edge template III2c
  The shaded cell is not part of the template and can be occupied by Blue. ...n easy direct connection. Because there is no common [[hex (board element)|hex]] used in both threats, Blue cannot prevent Red from linking to the bottom.
  888 B (158 words) - 17:32, 10 December 2020
• Edge template IV1c
  ...pace on the 5th row. The shaded hex is not part of the template and can be occupied by Blue. (From: [http://www.drking.org.uk/hexagons/hex/templates.html www.drking.org.uk])
  2 KB (495 words) - 05:42, 9 December 2020
• Edge template IV2c
  The shaded cell is not part of the template and can be occupied by Blue. ...at]] threat on the left and another on the right. They only overlap in one hex, so Blue has to play there for a blocking attempt.
  733 B (130 words) - 18:38, 11 December 2020
• Hex (board element)
  ...d made out of hexagons, which are called "hexes" or "cells". Here is a 5x5 Hex board with 25 hexagons. ...n add another stone to that hex, or remove the stone already occupying the hex.
  803 B (146 words) - 20:46, 28 December 2020
• Pattern
  ...general notion of a pattern is useful because various important notions in Hex, such as that of an [[edge template]] or a [[ladder escape]], are patterns. ...of a pattern is the set of all cells that are part of the pattern (whether occupied by pieces or not).
  917 B (155 words) - 22:17, 21 December 2023
• Theory of ladder escapes
  A ''pattern'' is a set of cells, each of which may be empty or occupied by a stone of either color. In this article, we will only be concerned with ...are both vacant hexes in the pattern, then moving the cells marked "+" one hex to the right results in a new pattern which is not a 2nd row ladder escape.
  123 KB (22,870 words) - 19:37, 2 April 2024
• Peep
  ...ous way. Playing correct peeps is one of the most sophisticated aspects of Hex strategy. If at least one of the shaded hexes is occupied by a piece of the indicated color, then Blue playing "*" is a peep. This i
  8 KB (1,413 words) - 00:27, 16 August 2022
• Captured cell
  ...ecting at c3. On the other hand, had even one of the cells marked "*" been occupied by Red (it does not matter which one), the position would have been winning ...ever, as we already saw above, they would become captured (by Red) if Blue occupied the cells marked "+". Red can sometimes take advantage of such a situation
  10 KB (1,893 words) - 23:42, 14 February 2024
• Passing
  ...do. Nevertheless, there are a number of good reasons for why the rules of Hex (on game sites or otherwise) should include the ability to pass. ...r example, the well-known property that Hex (without the swap rule) is a [[Hex theory#No_winning_strategy_for_Blue|first-player win]] is easiest to prove
  8 KB (1,507 words) - 21:23, 5 November 2021
• Ladder creation template
  On [http://www.drking.org.uk/hexagons/hex/templates.html David King's Hex template page], ladder creation templates are called "cascading templates". ...Any cells that are shaded in grey are not part of the template and can be occupied by Blue.
  7 KB (1,144 words) - 14:19, 5 September 2022